#define mod 1999999973
#include<stdio.h>
using namespace std;
 long int putere(long int a, long int b)
{
	long int rezultat=1;
	while(b)
	{
		if(b%2)
			rezultat=(rezultat*a)%mod;
		a=(a*a)%mod;
		b/=2;
	}
	return rezultat;
}
int main()
{
	freopen("lgput.in","r",stdin);
	freopen("lgput.out","w",stdout);
	long int a,b;
	scanf("%ld %ld", &a, &b);
	printf("%ld", putere(a,b));
	return 0;
}